Muaj qee qhov muaj tshuaj lom neeg los yog cov pa hluav taws hauv qhov chaw ntawm ib qho chaw, qhov hluav taws xob hluav taws xob yooj yim yog yooj yim los ua qhov tawg, yog li ua rau muaj kev kub ntxhov, yog li siv tawg tawg nyob hauv qhov chaw no zoo dua rau cov Sab hnub tuaj gourd. Kev siv hluav taws xob fais fab tuag yog ib qho siv tau cov khoom ua tau zoo tsim nyog rau lub neej ntawm lub txim rau lub ntees ntawm lub cuab tam, qhov kev sib sib zog nqus cov khoom tawg uas ua los ntawm cov khoom tsis muaj phom-dawb, kev sib-tawg ntawm kev nyab xeeb thiab txhim khu kev qha. 
Cov khoom siv los ntawm cov tshuab kev lag luam raug hluav taws xob cov khoom hluav taws xob zoo saib xyuas thiab Lub Chaw Tshuaj Xyuas Kev Tshawb Fawb qhov ntsuas kev ua pov thawj, thiab kev muab ntawv pov thawj tawg. Kev siv hluav taws xob fais fab siv dav siv dav siv los siv hluavtaws flammable, flammable liquid vapor or explosive gas mixtures. Hebei ceev faj nco txhua leej txhua tus, yuav tsum xyuam xim rau lawv qhov kev siv ntawm lub vev xaib, qhov chaw muaj kev kub hnyiab tau yuav tsum siv hluav taws xob fais fab pov thawj, raws li qhov muaj feem raug ntau hom tshuaj tawg-puavphais kuj txawv. Tivthaiv hluavtaws fais fab yuav raug faib ua cov theem peb tawg thiab pov thawj plaub-theem, tuaj yeem tau txais kev xav tau.
